package sohu.com;
public class Triangle{
	double sideA,sideB,sideC;
	public double getArea(){
		double p=(sideA+sideB+sideC)/2.0;
		double area=Math.sqrt(p*(p-sideA)*(p-sideB)*(p-sideC));
		return area;
	}
	public void setSides(double a,double b,double c){
		sideA=a;
		sideB=b;
		sideC=c;
	}
}